CRAS: udev - coding style cleanup.
CRAS: udev - coding style cleanup.

Remove unused enum.
Remove typedef for struct.
Fix one line over 80 char limit.

BUG=none
TEST=make check

Change-Id: I40ce030f614411f88665342a4b733cf74cf3cbfe
Signed-off-by: Dylan Reid <c791bfe44996c1eed9c7149a0c5f12a86d58eb85@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/35085
Reviewed-by: Scott James Remnant <6b88cbe64f92c5d64ffbf57d7b3d2efc0467fe34@chromium.org>

drinkcat/adhd,drinkcat/adhd,drinkcat/adhd,drinkcat/adhd,drinkcat/adhd,drinkcat/adhd